(a) Except as provided in subdivision (b), this chapter shall remain in effect only until January 1, 2013, and as of that date is repealed, unless a later enacted statute, which is enacted before January 1, 2013, deletes or extends that date.
(b) All loans outstanding as of January 1, 2013, shall continue to be repaid on a semiannual basis, as specified in Section 25415, until paid in full. All unexpended funds in the State Energy Conservation Assistance Account on January 1, 2013, and thereafter, except to the extent those funds are encumbered pursuant to Section 25417.5, shall revert to the General Fund.